• Designed and implemented a solution to reduce the number of warehouse partitions, resulting in a 3% traffic call reduction and increased downstream read availability. Onboarded the backup service on a new partition scheme to support concurrent writes on a single partition, successfully rolling it out in production. Managed the backup service (ETL pipeline) responsible for backing up blob metadata for Facebook, Instagram, and WhatsApp, enabling customers to perform restores in case of data loss.

SDE at Big Data Technologies (BDT), Amazon

Scalable and Performant Microservice Cloud Infrastructure

• Led the design and migration of microservices cloud infrastructure to AWS, ensuring system efficiency and cost-effectiveness. Implemented a highly-available VPC setup with secure, private link integrations for sensitive transactions. Devised and managed REST APIs within secure infrastructure, employing best practices for authorization and authentication. Achieved a reduction in operational costs by eliminating unnecessary components, resulting in annual savings of at least 100k. Ensured optimal cloud deployment by configuring Docker containers for business logic in Java/Kotlin.

Governance Solution for data access in Amazon’s Internal Data lake

• Designed and implemented centralized data access controls (aka Subscriptions) using AWS tools such as Lake Formation and Glue to allow customers to manage their big data. Subscriptions eliminated data replication, simplified access controls, and ensured compliance with regulatory requirements such as GDPR. It provided a generic connector interface for tools like Athena, Redshift, Quicksight etc.

Transactional API framework with Auto Recovery.

• Designed a workflow manager framework, which takes any number of stateful or stateless API calls in a desired order, executes them in a sequential workflow. Provided features like auto-recovery, idempotency, metrics, logging. Triggered auto-rollback if workflow fails, to maintain the consistent state by mimicking a Transactional database. Reduced SDE effort (3 weeks).

SDE at Payments Platform in Amazon Retail

ShopWithPoints Payment Processing Platform. Built points payment processor plugins for Amazon.com retail website. Onboarded multiple banks on ShopWithPoints platform to support customers to pay via points while placing an order. The plugin processed payment actions (Auth/Settle, Charge/Refund) as per the bank API schema. Adhered to Amazon Security Critical Data standards via authentication, authorization, redaction and encryption etc. Integrated points transactional workflow with Amazon Wallet and Ordering system for shipment release.

Cloud Platform Developer